Acquired tear duct stenosis
MONDO:0001769Also known as: acquired stenosis of nasolacrimal duct, stenosis of nasolacrimal duct, acquired
3 clinical trials for this condition and its sub-types.
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Could a common cancer drug help tear duct surgery succeed?
Disease control Recruiting nowThis study tests whether applying 5-fluorouracil (5-FU) during tear duct surgery can improve success for people with a small tear sac and blocked tear ducts. The trial will enroll 100 adults who need endoscopic dacryocystorhinostomy (En-DCR). Half will get standard surgery plus a…
Phase: NA • Sponsor: Zhongshan Ophthalmic Center, Sun Yat-sen University • Aim: Disease control
Last updated Jun 26, 2026 14:31 UTC
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Balloon battle: more inflation points may stop watery eyes
Symptom relief Recruiting nowThis study tests whether using four balloon inflation points instead of two during a tear duct procedure (dacryoplasty) better relieves constant tearing. Fifty adults with blocked tear ducts will be randomly assigned to one method. Success is measured by how often patients need t…
Phase: NA • Sponsor: National Taiwan University Hospital • Aim: Symptom relief
Last updated Jun 27, 2026 07:56 UTC